Hi,
You can't put a number into a cell, then have that same cell do a
calculation without using a macro.
To do it with worksheet functions, you will need to use 2 cells.
EG:
If 25.86 is in cell B2, enter your multiplier (1 or 2) into cell C2 and
enter =B2*C2 into D2.
the answer will be in D2.
Regards - Dave